linux-kernel - [PATCH] coresight: cpu-debug: Support for CA73 CPUs

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Message-Id: <1543540924-16321-1-git-send-email-leo.yan@linaro.org>
Date:   Fri, 30 Nov 2018 09:22:04 +0800
From:   Leo Yan <leo.yan@...aro.org>
To:     Mathieu Poirier <mathieu.poirier@...aro.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Leo Yan <leo.yan@...aro.org>
Subject: [PATCH] coresight: cpu-debug: Support for CA73 CPUs

This patch is to add the AMBA device ID for CA73 CPU, so that CPU debug
module can be initialized successfully when a SoC contain CA73 CPUs.

This patch has been verified on 96boards Hikey960.

Signed-off-by: Leo Yan <leo.yan@...aro.org>
---
 drivers/hwtracing/coresight/coresight-cpu-debug.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/hwtracing/coresight/coresight-cpu-debug.c b/drivers/hwtracing/coresight/coresight-cpu-debug.c
index 45b2460..e8819d7 100644
--- a/drivers/hwtracing/coresight/coresight-cpu-debug.c
+++ b/drivers/hwtracing/coresight/coresight-cpu-debug.c
@@ -668,6 +668,10 @@ static const struct amba_id debug_ids[] = {
 		.id	= 0x000bbd08,
 		.mask	= 0x000fffff,
 	},
+	{       /* Debug for Cortex-A73 */
+		.id	= 0x000bbd09,
+		.mask	= 0x000fffff,
+	},
 	{ 0, 0 },
 };
 
-- 
2.7.4